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JPL Small-Body Database Browser
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48195 (2001 HJ65)
Classification: Main-belt Asteroid          SPK-ID: 2048195
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04861138013748646 4.3342e-08  
a 2.518108282361851 1.7209e-08 au
q 2.395699563420606 1.1367e-07 au
i 13.36250471152714 5.2184e-06 deg
node 215.5300413610161 2.1049e-05 deg
peri 240.5029550088029 6.2172e-05 deg
M 37.89500446526502 5.9992e-05 deg
tp 2458846.865238383743
(2019-Dec-29.36523838)
0.00024317 TDB
period 1459.519927819215
4.00
1.4962e-05
4.096e-08
d
yr
n .2466564471907586 2.5285e-09 deg/d
Q 2.640517001303096 1.8046e-08 au
  Orbit Determination Parameters
   # obs. used (total)      552  
   data-arc span      8284 days (22.68 yr)  
   first obs. used      1997-04-02  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55918  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:09:52  

Additional Information
 Earth MOID = 1.43566 au 
 Jupiter MOID = 2.48832 au 
 T_jup = 3.418 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457012.5 (2014-Dec-21.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04735940370635006 4.3332e-08  
q 2.398931007159227 1.1348e-07 au
tp 2457388.436549053776
(2015-Dec-31.93654905)
0.00024974 TDB
node 215.5612842034042 2.1066e-05 deg
peri 240.7653985311537 6.3659e-05 deg
i 13.35540369147761 5.2173e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      552  
   data-arc span      8284 days (22.68 yr)  
   first obs. used      1997-04-02  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55918  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:09:52  

Additional Information
 Jupiter MOID = 2.48832 au 
 T_jup = 3.418 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.877687554179224E-15 -4.868045286485772E-15 1.663578153884914E-13 2.146528845967238E-14 2.44847434467839E-14 -1.13530635470634E-15
q -4.868045286485772E-15 1.287679454180062E-14 -5.671338936486884E-13 -5.631785331182813E-14 -1.135759252332877E-13 3.405014506139917E-15
tp 1.663578153884914E-13 -5.671338936486884E-13 6.237009839457998E-8 5.81752562784889E-12 1.502467047954278E-8 5.047945804068664E-11
node 2.146528845967238E-14 -5.631785331182813E-14 5.81752562784889E-12 4.437821396157929E-10 -4.297859574071068E-10 -1.572363273525818E-11
peri 2.44847434467839E-14 -1.135759252332877E-13 1.502467047954278E-8 -4.297859574071068E-10 4.052523801818401E-9 2.733468082306266E-11
i -1.13530635470634E-15 3.405014506139917E-15 5.047945804068664E-11 -1.572363273525818E-11 2.733468082306266E-11 2.721992596411779E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3   n/a MPO452827  
diameter diameter 2.336 km 0.705 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.269   0.158 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48195 (2001 HJ65)          Discovered 2001-Apr-30 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 HJ65 = 1997 HT17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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